baber/WOPTO huggingface dataset:
Patent GB-691007-A (GB)
Title: Improvements in or relating to valve assemblies
IPC: F16K1/14
Filed: 1950-09-22
Abstract: 691,007. Stuffing-box substitutes. STANDARD TELEPHONES & CABLES, Ltd. Sept. 22, 1950 [Sept. 28, 1949], No. 23292/50. Addition to 690,988, [Group XXIX]. Class 122(v) [Also in Group XXIX] The stem 354 of a valve (see Group XXIX) has sealing means consisting of a loose, resilient metal ring 365 between a spherical surface 358 of the stem and a spherical surface 357 of the housing. The parts are urged into engagement with each other by a spring 360.
Patent GB-694121-A (GB)
Title: Improvements in and relating to solid fuel cookers
IPC: F24C15/08
Filed: 1950-09-25
Abstract: 694,121. Hot plates. FEDERATED FOUNDRIES, Ltd., and SILVER, R. S. Sept. 21, 1951 [Sept. 25, 1950], No. 23411/50. Class 126 A hot plate in the hob of a solid fuel cooker is formed by one external face of a tubular body which provides a flue for the combustion gases from the fire. Hot gases from the fire space a pass up a flue e at the side of an oven b to a top-flue i formed by a tubular casting h of substantial weight, the top face c of which forms a hot plate in the hob of the stove. One side of the tubular casting h extends below the hob, and the gases pass from the flue i through a second top flue f to the uptake g. Both sides of the casting h may extend below the hob, and the weight of the casting may be 281bs. or more.
Patent GB-618269-A (GB)
Title: Improvements in or relating to carriers for infants
IPC: A47D13/02
Filed: 1947-08-07
Abstract: 618,269. Children's seats. ROSE, W. E. P. Aug. 7, 1947, No. 23440/46. [Class 52 (ii)] [Also in Group VII] A foldable carrier seat for infants has bottom, back and side members preferably cut from a single piece of fabric, the back being connected to one side member by a gusset or flap 14 by which the back can be extended to allow the infant to lie down. The gusset is provided with laces or other releasable connections by which it can be secured in either of its positions of use and the device can be carried by side handles 17, 18 or by a shoulder strap 21. Specifications 403,153 and 614,610, [Group VII], are referred to.
Patent GB-406303-A (GB)
Title: Improvements in or relating to apparatus for straining liquids or gases
IPC: B01D29/15
Filed: 1932-08-22
Abstract: 406,303. Filters or strainers. VICKERSARMSTRONGS, Ltd., and WARDLE, J., Broadway, Westminster. Aug. 22, 1932, No. 23489. [Class 46.] In apparatus for straining liquids or gases in which a wire is wound in a helical groove in a former or strainer body, the former is made wtih longitudinal ribs or grooves or channels extending to its extreme ends and the wire is wound to within a short distance from the ends of the former and is secured there, the exposed ends of the former being covered by flanges on end caps. The former may be extruded, machined, or cast, or may be formed from corrugated tube, or from sheet metal made -with longitudinal ribs, corrugations, slots, or perforations. The wire is wound in grooves in the longitudinal ribs B<1> on the former B, leaving short spaces b at the ends not covered by the wire. These spaces are closed by the flanges d, d<1> of the end caps D, D<1> which flanges engage tightly over the last helices of the wire, and may be secured by friction or by screwing, welding, brazing, &c. Annular recesses or cuts B<2>, B<3> are made in the former B to allow of the passage of the liquid &c. from the longitudinal grooves between the ribs B<1> to the centre of the former, from whence it passes through an outlet in the cap D. The cap D may screw on to a bolt or perforated outlet tube E screwed into a recess in the cap D <1>. The end of the wire A may fit into radial or end slots F in the ribs B<1>, and may be bent round at the extremity A <1>. The slots may be of decreasing width to grip the wire, or may be partly or wholly closed upon the wire. In a modification the end of the wire passes through a hole in one of the ribs and is secured by a tapered pin. The wire may also be secured by welding. The former may be substantially solid, and the caps may be held in position on the bolt E by nuts.
Patent GB-615652-A (GB)
Title: Improvements in or relating to pulverisers
IPC: B02C17/16
Filed: 1946-08-08
Abstract: 615,652. Ball mills. CUNNINGHAM, R. J. Aug. 8, 1946, No. 23494. [Class 59] In a ball mill, the balls are located in the bottom of a cylindrical bowl, and one or more streams of fluid, e.g. water, oil or air, are injected into the bowl so as to impinge on the balls and cause them to rotate. The material to be pulverized may be supplied by the stream or streams of fluid which may be injected tangentially or at an angle. In one form, Fig. 1, air is supplied by a fan 5 through a pipe 4 to the curved bottom 2 of a bowl 1, the feed hopper 8 for the material to be pulverized being connected to the pipe through an airlock 9. The pulverized material is carried away by the air stream through a pipe 11 which, as shown in Fig. 2, may be connected to a cyclone separator 12 from which the air is drawn through a pipe 14 by the fan 5 for re-use. The path of movement of the balls 6 may be controlled by a conical projection 7, Fig. 4, on the bottom of the bowl. In a modification, Fig. 3 (not shown), the material to be pulverized is supplied through a separate pipe from a hopper at the side of the bowl, and an adjustable cone is mounted in the upper conical portion 10 of the bowl to control the outflow velocity. Booster air may be supplied through a pipe entering at the side of the bowl. In a further modification, Fig. 5 (not shown), the bowl has a flat top and the discharge pipe is surrounded by guide vanes 19 which support an inverted conical member 20 communicating with a valve-controlled tube 21 and surrounded by an adjustable conical member 22. In a second form, Fig. 6, the mill comprises two superposed grinding chambers 23, 24 separated by a partition 25 having a central opening 26 for the passage of ground material. Pressure air is supplied through pipes 4 and 30 to effect rotation of the balls 6 and 29 respectively. A deflector plate 31 is mounted on a spindle 32 extending through the opening 26. In a third form, Fig. 7 (not shown), suitable for wet grinding, the ground material is carried away by the water through a pipe fitted in the side of the bowl. If the material is to be dried whilst being ground, hot air is used for the fluid stream. The bowl may be vibrated by electrical or mechanical means when using heavy balls.
Patent GB-496704-A (GB)
Title: Improvements in or relating to driving mechanisms of the spring and barrel type
IPC: G03B1/12
Filed: 1937-08-27
Abstract: 496,704. Spring motors. PATHE CINEMA, ANCIENS ETABLISSEMENTS PATHE FRERES, (in Liquidation). Aug. 27, 1937, No. 23506. Convention date, Nov. 16, 1936. [Class 10] In a spring motor, intended particularly for use in kinematographic cameras, means are provided by which the mechanism can be driven at will by the spring or by hand without any change in the position of the driving handle and irrespective of the tension of the spring at the time of change over. As shown, pinions 7, 8 of equal diameter are mounted on the shaft 3 and the spring drum 6 respectively, the former meshing with a pinion 9 fast on the shaft 4 carrying the handle 11, and the latter with a pinion 10 slidable on the shaft 4 and formed with clutch teeth 13 adapted to engage with similar teeth 12 on the pinion 9. The engaging movement of the pinion 10 is effected by unscrewing a knob 20, Fig. 1, and swinging upwardly, about a pivot on the side plate 2, a laterally-bent plate 16 which is formed with an arcuate slot 15 whose edges engage in a groove 14 in the pinion 10. A spring-pressed pawl 27, also pivoted on the side plate 2, engages a ratchet wheel 26 keyed to the shaft 4. With the parts in the position shown in Fig. 1, the spring may be wound up by rotation of the handle 11, the barrel 6 being held stationary by the stop device usually provided; on release of this stop device, the barrel 6 and thus the driving pinion 8, rotate under the action of the spring, the haft 3 being kept stationary by the pinions 7, 9 and the ratchet and pawl device 26, 27. When the plate 16 is swung upwardly to the position shown in Fig. 3, the clutch teeth 12, 13 engage and a projection 30 trips the pawl 27 ; the barrel 6 and shaft 3 are now locked and the whole mechanism can be rotated as a unit by turning the handle 11 in either direction.
Patent GB-461648-A (GB)
Title: Improvements in or relating to cumbustion train elements and fuzes for blasting and pyrotechnic and the like purposes
IPC: C06C5/06
Filed: 1935-08-21
Abstract: 461,648. Fuzes and combustion trains. FLEMING, J. S. B., PAYN, R. C., and IMPERIAL CHEMICAL INDUSTRIES, Ltd. Aug. 21, 1935, No. 23519. [Classes 9 (i) and 9 (ii)] To make a combustion train composition, a fuze powder such as black-powder, or a mixture of ingredients thereof, in finely divided form, is suspended in an aqueous medium saturated with respect to the water-soluble components and is agitated with a relatively small proportion of a fibrilated cellulose bonding material, whereupon the suspension is drained to form a wet felt which is further dried and shaped. The material may be cut or stamped while still somewhat moist, and may be enclosed in an envelope in known manner. The material may be made into strips, used singly or twisted together as fuzes, and may be enclosed in a spun covering in the usual way. The aqueous medium may contain a proportion of volatile neutral organic water-soluble liquid in order to reduce the solubility of the soluble components. The proportion of cellulose fibre in the dry composition may be between 5 and 20 per cent.
Patent GB-517933-A (GB)
Title: Process of working up ammoniacal solutions of heavy metals
IPC: C01G3/14
Filed: 1938-08-10
Abstract: 517,933. Precipitating copper. I. G. FARBENINDUSTRIE AKT.-GES. Aug. 10, 1938, No. 23593. Convention date, Sept. 14, 1937. [Class 82 (i)] [ Also in Group III] An ammoniacal copper solution is passed through a filter charged with a phenol-wsulphonic acid resin, whereby the copper is absorbed, the absorbent charged with copper ammino compounds is regenerated by treatment with an ammonium formate solution, and the resulting solution charged with copper is thermally decomposed, the copper being obtained as such or in the form of oxide.
Patent GB-171465-A (GB)
Title: Improvements in the construction of pneumatic actions for automatic musical instruments, piano players and the like
Filed: 1920-08-12
Abstract: 171,465. Dodds, E. H. Aug. 12, 1920. Actions.-In a pneumatic action as described in Specification 153,938, wherein a valve chamber 2 leading at 1 to the striking pneumatic is closed by an L-shaped cover-plate 3 having apertures 12, 13 closed alternately by a double-acting valve, a separate valve 15 is flexibly hinged under the atmospheric port 12 and rests on the valvemember 8 to be operated thereby. The valve comprises a flexible facing 16 the projecting edge 17 of which forms the hinge, and a metal plate 15 having a disc 15<a> of felt &c. on its back. The sides of the valve chamber 2 are recessed at 6 to receive the bearing-pin 7, which rests on a felt or other strip 9 and supports the valve plate 8, 11. The recesses 6 are covered by corners of the packing-strips 4 slit to permit ready insertion or removal of the pin 7. The bleed comprises a tube inserted in the diaphragm cover and having a side aperture controlled by a pointed screw.
Patent GB-614875-A (GB)
Title: Improvements in or relating to dielectric heating
IPC: H05B6/62
Filed: 1946-08-09
Abstract: 614,875. Dielectric heating. WESTING- HOUSE ELECTRIC INTERNATIONAL CO. Aug. 9, 1946, No. 23666. Convention date, Aug. 10, 1945. [Class 39 (iii)] An elongated roll or cylinder, of paper or the like, is solidly wrapped on a core 4, and supported for rotation by a motor not shown, on shaft 12, which forms a central electrode. Radially outward from roll 2 are adjustable electrodes 20, 22. Electrodes 12 and 22 are grounded, and electrode 20 is connected to high frequency conductor 32 thus setting up a radial field 37 and outer electric fields 38, 39. Adjustment of the fields by movement of the outer electrodes produces uniform heating throughout the roll.
Patent GB-1337335-A (GB)
Title: Mobile crane chassis construction
IPC: B66C7/00
Filed: 1971-04-19
Abstract: 1337335 Chassis frames LEO GOTTWALD KG 19 April 1971 [11 March 1970] 23677/71 Heading B7D A chassis frame suitable for a mobile crane includes two longitudinal beams 21 of substantially Z-shape in cross-section. The beams are welded at their front and rear ends to prop boxes and are arranged with the slewing ring base 17 and driving motor 18 between them.
Patent GB-1182002-A (GB)
Title: Basic Nitrogen Containing Polycondensates
IPC: C08G73/02
Filed: 1967-05-22
Abstract: 1,182,002. Basic nitrogen-containing polycondensates; olefin polymer compositions. MONTECATINI EDISON S.p.A. 22 May, 1967 [2 May, 1966], No. 23704/67. Headings C3P and C3R. [Also in Division D1] A basic nitrogen-containing polycondensate useful as an additive to polyolefins and other polymers comprises the reaction product of epichlorohydrin and a seven-membered heterocyclic bi-secondary diamine, which product has been modified with a polyamine containing one or more primary amino groups. Suitable seven-member heterocyclic bi-secondary diamines have the general formula wherein R represents H or an alkyl group which may be the same or different in each case. Examples are 5,5,7-trimethylpiperazine, 5,6,7- trimethylpiperazine, 5,7 - dimethylpiperazine, 5,6 - dimethyl - 7 - propylpiperazine and tetramethylpiperazine. Suitable polyamines include hexamethylene diamine, ethylene diamine, diethylene triamine, tetraethylenepentamine and aminoethylpiperazine. The molar ratios of epichlorohydrin/heterocyclic amine/polyamine are generally 1 : 0À5-0À99 : 0À01-1 respectively. 1-25 % of the modified polycondensates may be incorporated into polyolefin compounds having isotactic structures and prepared from monomers of the general formula RCH = CH 2  where R is hydrogen or an alkyl or aryl group, such as polyethylene, polypropylene, polybutene-1, polypentene-1, polyhexene-1, poly-4- methyl-pentene-1, polyoctene-l or polystyrene, in order to improve dyeability of their fibres (see Division D1). Other polymers mentioned are those of acrylonitrile and vinyl chloride. The mixing may be carried out in the presence of a dispersing agent and the mixture granulated before extruding. The filaments may be insolubilized by reacting with epoxides, isocyanates, aldehydes, halogens or metal salts. Specification 1,104,059 is referred to.
Patent GB-686344-A (GB)
Title: Improvements relating to hypodermic injection devices
Inventor: JR FAIRLEIGH STANTON DICKINSON
IPC: A61M5/24
Filed: 1950-09-27
Abstract: 686,344. Hypodermic syringes. BECTON DICKINSON & CO. Sept. 27, 1950, No. 23714/50. Class 81 (ii). A discharge unit for a needleless hypodermic injection device is provided with a bored stem having its outer end extending at an angle to its main axis and provided with a discharge orifice defining a medicament column of small cross-section, the stem being attached to apparatus for subjecting liquid medicament to high pressure. The barrel 5 of the injection device is provided with a medicament chamber 8 which may contain an ampoule 10. The forward end of the medicament chamber 8 is closed by the base 14 of the bored stem 16. The base 14 is provided with a cannula 15 which is pointed at one end so that on screwing the base 14 into operative position, a closure of the ampoule 10 is pierced and pushed a short distance into the ampoule 10 so that the liquid displaced fills the bore of the stem 16. The forward end of the stem 16 may be bent and its extremity may either project through or be level with a contact plate 18 mounted thereon. On making an injection, liquid may be discharged from the medicament receiving chamber 8 by the action of a plunger 6. The ampoule used may be stoppered or may be of the collapsible type. The bore of the stem 16 may be lined with a cannula which may either fit tightly within it or be surrounded by packing material. Specification 652,945 is referred to.
Patent GB-1178822-A (GB)
Title: Flash Installation on Process Cameras and Enlargers
IPC: G03B27/72
Filed: 1968-05-17
Abstract: 1,178,822. Process cameras and enlargers. K. SCHUMACHER and E. SCHUMACHER [ trading as KLIMSCH & CO. ] May 17, 1968 [May 26, 1967], No.23728/68. Heading G2A. A flash installation for use with process cameras or enlargers comprises a fluorescent element 9 interposed in the imaging path of rays and at least one source 8 of radiation for activating the fluorescence, the element being transparent to the radiation forming the image rays which radiation is of a different wavelength from the activating radiation and the source(s) being located outside the path of image rays. The element may be disposed adjacent the lens 7, and be in the form of a glass plate, plastic or gelatine foil producing blue, green or yellow light when exposed to ultraviolet light. Sources 8 direct light away from the lens as shown, or towards the lens, Fig. 2 (not shown), in either case an ultraviolet filter is provided either as an interference filter deposited on the back of the fluorescent element or as a separate element to prevent ultraviolet light from reaching the sensitive film 4. The ultraviolet rays may be directed straight to the fluorescent element or via mirror(s) or optical fibres. The flash source is used in enlarging to vary the gradation by giving a preliminary exposure of the photographic emulsion in order to extend the reproducible density range, and is also used in producing half-tone shots with glass cross-line screens. A shutter may be interposed between the source(s) and the fluorescent element.
Patent GB-282876-A (GB)
Title: Improvements in or relating to brakes for vehicles
IPC: F16D63/00
Filed: 1926-09-27
Abstract: 282,876. Oliver, C. H., and Oliver, J. E. Sept. 27, 1926. Electric and magnetic.-A brake for vehicles consists of a disc moving wholly or in part in and relatively to a magnetic field, either the disc or the electromagnetic system providing the field being permanently fixed. The disc may be solid, perforated, or hollow. The strength cf the brake is controlled (1) by varying the strength of the field by means of a variable resistance, or by having varying numbers of the electromagnets in operation, or by switching from parallel to series winding or vice versa, (2) by moving the electromagnets radially to the disc, (3) by varying the distance between the disc and the poles of the magnets, (4) by varying the speed of the disc, or (5) by a combination of these methods. In one modification of the invention, the disc a is provided with two flanges a<1>, and is mounted on a shaft b. The magnetic system comprises iron cores d having windings e and fixed to an anchor plate c. The disc is geared or fixed to the transmission and the magnetic, system is fixed to the gear casing or the chassis. To release the brake the magnets may be moved radially of the disc to clear its periphery or close to the centre of the disc in order to have no retarding influence thereon.
Patent GB-442888-A (GB)
Title: Improvements in driving units, incorporating an electric motor and drive transmitting means
IPC: D05B69/12
Filed: 1934-08-17
Abstract: 442,888. Motor supports. TENNANT, W. J., 111, Hatton Garden, London.- (American Safety Table Co., Inc. ; Reading, Pennsylvania, U.S.A.) Aug. 17, 1934, No. 23782. [Class 35] An electric driving unit comprises a motor at one end of a frame in the interior of which is a web supporting the motor shaft ; in addition, an end plate of the frame supports a stub shaft carrying a pulley and a member movable into engagement with either a brake surface carried by the end plate or a flywheel on the motor shaft. In the form shown, the shaft 13 is moved to cause engagement of the member 24 with the flywheel 9 when the lever 20 is lowered, but the disc 24 is brought into contact with the braking surface 26 when the lever 20 is raised and the pulley 23 is thereby quickly brought to rest. The motor 5 closes one end of the casing 3.
Patent GB-1236457-A (GB)
Title: Break spinning frame for fibrous materials
Inventor: OSKIN LEV IVANOVICH
IPC: D01H4/08
Filed: 1968-05-20
Abstract: 1,236,457. Break spinning. VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY INSTITUT LEGKOGO I TEXTILNOGO MASHINOSTROENIA. 20 May, 1968, No. 23847/68. Heading DID. In break-spinning apparatus, the creel 1 supplying the fibrous slivers to be spun is located above the spinning chamber 4 and the winding mechanism 6 for the spun yarn is located between the creel 1 and the spinning chamber 4. As shown, sliver from bobbin 2 is directed through drafting system 10 and under the effect of a vacuum created in the spinning chamber 4 by pneumatic system 17 before it passes into the spinning chamber 4 through channel 12 as separated fibres. The spun yarn leaves the chamber through channel 13 and is brought by delivery cylinder 21 and reversible rollers 22 via the yarn compensator 20 to the winding mechanism 6. In the case of yarn breakage, a sensor sends a signal to mechanism 19 which causes rollers 22 to reverse and bring the yarn from the compensator 20 into the spinning chamber 4 for piecing-up.
Patent GB-195011-A (GB)
Title: Improvements in throw-disks for athletic and like games
IPC: A63B65/10
Filed: 1922-09-02
Abstract: 195,011. Junod, A. Peter-. Sept. 2, 1922. Throw-discs.-A throw-disc for athletic and like games comprises a wooden wheel body having an external circumferential groove, a metal rim on the body having a corresponding internal groove, and adjustable spring elements arranged in the space formed by the grooves so as to ensure a permanently rigid connection between the rim and the body. The body a is made of sectors with the grain running radially. A central rivet i and washers h, h<1> clamp the sectors together. The metal rim b is retained by springs c which are located within an annular groove formed by the body and rim, and are pressed against the body by means of screws d. The wooden sectors are drilled radiallv so as to connect the annular groove with a central space f<1>, and soft metal e is run in so as to lock the disc elements permanently together.
Patent GB-155919-A (GB)
Title: An improved hydraulic variable speed transmitter
IPC: F16H39/42
Filed: 1919-09-29
Abstract: 155,919. Temple, E. B., (formerly Bregeon, E.). Sept. 29, 1919. Clutches and speed-varying mechanism.-An hydraulic speed gear comprises driving and driven shafts A, C, drums D, D' on the driven shaft with radially moving pistons E, E<1>, an adjustable swash-plate W on the driving-shaft, engaging the ends of pump pistons T, T<1>, and a rotatable casing having eccentric cylinders B, B' for the drums D, D<1>, pressure and suction chambers v<2>, v<1>, and pump cylinders v', v<4>. A valve Y allows the cylinders v<3>, v<4> to be put into communication when it is desired to throw the apparatus out of action, and automatic valves v<5>- v<8> are provided.